DE60105209D1 - Process for the preparation of low-substituted hydroxypropyl cellulose particles - Google Patents

Process for the preparation of low-substituted hydroxypropyl cellulose particles

Info

Publication number
DE60105209D1
DE60105209D1 DE60105209T DE60105209T DE60105209D1 DE 60105209 D1 DE60105209 D1 DE 60105209D1 DE 60105209 T DE60105209 T DE 60105209T DE 60105209 T DE60105209 T DE 60105209T DE 60105209 D1 DE60105209 D1 DE 60105209D1
Authority
DE
Germany
Prior art keywords
preparation
low
hydroxypropyl cellulose
substituted hydroxypropyl
cellulose particles
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired - Lifetime
Application number
DE60105209T
Other languages
German (de)
Other versions
DE60105209T2 (en
Inventor
Naosuke Maruyama
Hiroshi Umezawa
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Shin Etsu Chemical Co Ltd
Original Assignee
Shin Etsu Chemical Co Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Shin Etsu Chemical Co Ltd filed Critical Shin Etsu Chemical Co Ltd
Publication of DE60105209D1 publication Critical patent/DE60105209D1/en
Application granted granted Critical
Publication of DE60105209T2 publication Critical patent/DE60105209T2/en
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08B—POLYSACCHARIDES; DERIVATIVES THEREOF
    • C08B11/00—Preparation of cellulose ethers
    • C08B11/20—Post-etherification treatments of chemical or physical type, e.g. mixed etherification in two steps, including purification
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08B—POLYSACCHARIDES; DERIVATIVES THEREOF
    • C08B11/00—Preparation of cellulose ethers
    • C08B11/02—Alkyl or cycloalkyl ethers
    • C08B11/04—Alkyl or cycloalkyl ethers with substituted hydrocarbon radicals
    • C08B11/08—Alkyl or cycloalkyl ethers with substituted hydrocarbon radicals with hydroxylated hydrocarbon radicals; Esters, ethers, or acetals thereof
DE60105209T 2000-01-14 2001-01-12 Process for the preparation of low substituted hydroxypropyl cellulose particles Expired - Lifetime DE60105209T2 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP2000005167 2000-01-14
JP2000005167A JP3552160B2 (en) 2000-01-14 2000-01-14 Method for forming low-substituted hydroxypropylcellulose particles

Publications (2)

Publication Number Publication Date
DE60105209D1 true DE60105209D1 (en) 2004-10-07
DE60105209T2 DE60105209T2 (en) 2005-09-01

Family

ID=18533850

Family Applications (1)

Application Number Title Priority Date Filing Date
DE60105209T Expired - Lifetime DE60105209T2 (en) 2000-01-14 2001-01-12 Process for the preparation of low substituted hydroxypropyl cellulose particles

Country Status (4)

Country Link
US (1) US6602995B2 (en)
EP (1) EP1120427B1 (en)
JP (1) JP3552160B2 (en)
DE (1) DE60105209T2 (en)

Families Citing this family (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP4290417B2 (en) * 2001-12-11 2009-07-08 信越化学工業株式会社 Low substituted hydroxypropyl cellulose and dry direct hitting binder and disintegrant
DE60221342T2 (en) 2001-12-11 2008-04-10 Shin-Etsu Chemical Co., Ltd. Low substituted hydroxypropyl cellulose
JP4082656B2 (en) 2002-03-04 2008-04-30 信越化学工業株式会社 Low substituted cellulose ether powder and method for producing the same
DE602005015506D1 (en) * 2004-04-28 2009-09-03 Shinetsu Chemical Co Film preparation and process for its production
EP1614796B1 (en) * 2004-06-30 2012-09-26 Aichi Prefectural Government Method for modifying fibers comprising animal fibers
JP5089287B2 (en) * 2006-08-08 2012-12-05 信越化学工業株式会社 Method for producing low substituted hydroxypropylcellulose powder
US8519120B2 (en) 2006-08-08 2013-08-27 Shin-Etsu Chemical Co., Ltd. Methods for producing a low-substituted hydroxypropylcellulose powder
US20090123628A1 (en) * 2007-11-09 2009-05-14 Shinya Ikeda Low acyl gellan gels with reduced thermal hysteresis and syneresis
CN101555285B (en) * 2008-12-19 2010-12-01 浙江中维药业有限公司 Preparation method of low-substituted hydroxypropyl cellulose
EP2733154B1 (en) * 2012-11-16 2015-06-17 Shin-Etsu Chemical Co., Ltd. Method for producing purified low-substituted hydroxypropyl cellulose
EP2837391B1 (en) * 2013-08-12 2017-05-10 Shin-Etsu Chemical Co., Ltd. Hypromellose acetate succinate for use as hot-melt extrusion carrier, hot-melt extrusion composition, and method for producing hot-melt extrudate
JP6784596B2 (en) * 2015-06-30 2020-11-11 第一三共株式会社 Pharmaceutical composition with abuse prevention function
US11136415B2 (en) * 2017-03-23 2021-10-05 Shin-Etsu Chemical Co., Ltd. Method for producing hydroxypropyl methyl cellulose
CN114028999A (en) * 2021-11-12 2022-02-11 泸州北方纤维素有限公司 Method for granulating ethyl cellulose particles

Family Cites Families (18)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2488631A (en) 1945-05-19 1949-11-22 American Viscose Corp Cellulose ethers and the process for producing the same
NL99185C (en) 1959-07-30
US3251824A (en) 1961-08-22 1966-05-17 Fmc Corp Method of preparing stable aqueous dispersion-forming cellulosic aggregates
US3852421A (en) 1970-03-23 1974-12-03 Shinetsu Chemical Co Excipient and shaped medicaments prepared therewith
JPS5119017B2 (en) 1972-04-12 1976-06-14
JPS5163927A (en) 1974-11-28 1976-06-02 Shinetsu Chemical Co Ketsugoseiryokonajozaihokaizaino seizohoho
DE3038001A1 (en) 1980-10-08 1982-05-06 Henkel KGaA, 4000 Düsseldorf METHOD FOR PRODUCING MICROPOWDER FROM CELLULOSEETHER OR CELLULOSE
US4329451A (en) 1980-11-03 1982-05-11 The Dow Chemical Company Preparing an aqueous dispersion of colloidal size particles of a water-insoluble polysaccharide derivative
US4716186A (en) 1986-04-09 1987-12-29 A. E. Staley Manufacturing Company Starch derivatives and methods of making using same
US5026560A (en) 1987-01-29 1991-06-25 Takeda Chemical Industries, Ltd. Spherical granules having core and their production
US5200194A (en) 1991-12-18 1993-04-06 Alza Corporation Oral osmotic device
GB2262527A (en) 1992-07-02 1993-06-23 Dow Deutschland Inc Process for grinding cellulose compounds
JP2994956B2 (en) 1994-05-31 1999-12-27 信越化学工業株式会社 Low-substituted hydroxypropylcellulose, composition thereof and tablet thereof
BE1009856A5 (en) 1995-07-14 1997-10-07 Sandoz Sa Pharmaceutical composition in the form of a solid release including macrolide and a vehicle.
JP3212532B2 (en) 1997-03-26 2001-09-25 信越化学工業株式会社 Method for producing low-substituted hydroxypropylcellulose
TW592727B (en) 1997-04-04 2004-06-21 Chugai Pharmaceutical Co Ltd Phosphate-binding polymer preparations
JP3212534B2 (en) 1997-04-08 2001-09-25 信越化学工業株式会社 Low substituted hydroxypropylcellulose powder
JP2000007702A (en) * 1998-06-23 2000-01-11 Sumitomo Seika Chem Co Ltd Preparation of hydroxypropyl cellulose

Also Published As

Publication number Publication date
JP3552160B2 (en) 2004-08-11
US20010009961A1 (en) 2001-07-26
DE60105209T2 (en) 2005-09-01
EP1120427A1 (en) 2001-08-01
EP1120427B1 (en) 2004-09-01
US6602995B2 (en) 2003-08-05
JP2001199902A (en) 2001-07-24

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Legal Events

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